public class ChainedTransformer extends java.lang.Object implements Transformer, java.io.Serializable
The input object is passed to the first transformer. The transformed result is passed to the second transformer and so on.
Constructor and Description |
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ChainedTransformer(Transformer[] transformers)
Constructor that performs no validation.
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Modifier and Type | Method and Description |
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static Transformer |
getInstance(java.util.Collection transformers)
Create a new Transformer that calls each transformer in turn, passing the
result into the next transformer.
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static Transformer |
getInstance(Transformer[] transformers)
Factory method that performs validation and copies the parameter array.
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static Transformer |
getInstance(Transformer transformer1,
Transformer transformer2)
Factory method that performs validation.
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Transformer[] |
getTransformers()
Gets the transformers, do not modify the array.
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java.lang.Object |
transform(java.lang.Object object)
Transforms the input to result via each decorated transformer
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public ChainedTransformer(Transformer[] transformers)
getInstance
if you want that.transformers
- the transformers to chain, not copied, no nullspublic static Transformer getInstance(Transformer[] transformers)
transformers
- the transformers to chain, copied, no nullschained
transformerjava.lang.IllegalArgumentException
- if the transformers array is nulljava.lang.IllegalArgumentException
- if any transformer in the array is nullpublic static Transformer getInstance(java.util.Collection transformers)
transformers
- a collection of transformers to chainchained
transformerjava.lang.IllegalArgumentException
- if the transformers collection is nulljava.lang.IllegalArgumentException
- if any transformer in the collection is nullpublic static Transformer getInstance(Transformer transformer1, Transformer transformer2)
transformer1
- the first transformer, not nulltransformer2
- the second transformer, not nullchained
transformerjava.lang.IllegalArgumentException
- if either transformer is nullpublic java.lang.Object transform(java.lang.Object object)
transform
in interface Transformer
object
- the input object passed to the first transformerpublic Transformer[] getTransformers()
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